Take the N12 in direction of Plaisir/Paris/Bois d’Arcy. Take exit “Elancourt/La Clef Saint-Pierre” and follow the D58. At the roundabout, take the third exit and continue on the Boulevard Jean Moulin (then refer to the detail map).

From Paris/Versailles/Orly:

Take the N12 in direction of Rouen/St-Quentin en Yvelines/Dreux. Take exit “Elancourt/La Clef Saint-Pierre” and follow the D58. At the roundabout, take the third exit and continue on the Boulevard Jean Moulin (then refer to the detail map).

From Charles de Gaulle Airport:

Take the A1 in direction of Saint-Denis/Cergy-Pontoise/Paris-centre/Paris Porte de la Chapelle. Take the second exit (A86/A15 St-Ouen/Porte de Clichy). Continue on the outer ringroad (périphérique extérieur) in direction of Rouen/Versailles/Porte Dauphine/Porte d’Auteuil. Continue on the A13 then the A12 in the direction of Evry/Lyon/St-Quentin-en-Yvelines/Bois d’Arcy. Near Bois d’Arcy, take the D129 then the N12. Take the exit “Elancourt/La Clef Saint-Pierre” and follow the D58. At the roundabout, take the third exit and continue on the Boulevard Jean Moulin (then refer to the detail map).

By public transport

RER C or trains from Montparnasse or St Lazare railway stations to St-Quentin en Yvelines, then bus 463. Get off at bus stop “De Lattre de Tassigny”.